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Philadelphia, PA Local Forecast Office

31NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 73 °F
SSW 10kt
1ft
Tonight
Low: 56 °F
Light Wind
1ft
Sunday
High: 81 °F
Light Wind
1ft
Sunday Night
Low: 52 °F
Light Wind
1ft
Monday
High: 62 °F
Light Wind
1ft
Monday Night
Low: 47 °F
Light Wind
< 1ft
Tuesday
High: 66 °F
Light Wind
1ft
Tuesday Night
Low: 49 °F
Light Wind
< 1ft
Wednesday
High: 69 °F
⇑S 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT May 9, 2026
Forecast Valid: 11am EDT May 9, 2026-6pm EDT May 15, 2026

View Nearby Observations

Detailed Forecast

Today

SSW wind around 10 kt, with gusts as high as 20 kt. Showers and possibly a thunderstorm. Waves around 1 ft.

Tonight

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm. Patchy fog after 2am. Waves around 1 ft.

Sunday

Variable winds 5 kt or less. Patchy fog before 8am. Waves around 1 ft.

Sunday Night

Variable winds 5 kt or less. A slight chance of showers and thunderstorms, then showers likely after 8pm. Waves around 1 ft.

Monday

Variable winds 5 kt or less. Showers, mainly before 2pm. Waves around 1 ft.

Monday Night

Variable winds 5 kt or less. A chance of showers before 8pm. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. Sunny. Waves around 1 ft.

Tuesday Night

Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

Wednesday

S wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. A chance of showers. Waves around 1 ft.

Winds and seas higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.